[ZPT] Re: discrepency in TALES spec

Clemens Robbenhaar zpt@zope.org
Tue, 8 Apr 2003 13:19:37 +0200


Chris Withers writes:
 > Evan Simpson wrote:
 > > Almost.  It's actually more like:
 > > 
 > > Path Expression: path [ '|' path ]* [ '|' any_expression ]
 > 
 > It would be pretty cool if it it was actually:
 > 
 > Path Expression: any_expression [ '|' any_expression ]*

... which would make it necessary to escape '|' in "any_expression"
(e.g. python/string expressions), doesn't it?

The character "|" is probably used only rarely, but I see a source of
backward compatibility issues here ...

Cheers,
Clemens